lecture01 - Physics of Music(PHYSICS 198 Dr Anatoli...

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Physics of Music (PHYSICS 198) Dr. Anatoli Frishman [email protected] Web Page: http://course.physastro.iastate.edu/phys198/
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Introduction Music and physics – what is in common? What is physics? A science A basic science The most basic science Discovered by several generations of scientists Physics and measurements Relationship between experiments and theory Mathematics - language of science Music and sound Sound An auditory sensation in ear Disturbance in a medium that can cause this sensation Sound waves Transverse and longitudinal waves Waves in different media Speed of waves and speed of particles of the media
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Acoustic waves in the range of frequencies: 20Hz -20,000Hz Sound waves: can travel in any solid, liquid or gas in liquids and gases sound waves are longitudinal ONLY! longitudinal and transversal sound waves could propagate in in solids Sound in air is a longitudinal wave that contains regions of low and high pressure Vibrating tuning fork
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This document was uploaded on 02/11/2012.

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lecture01 - Physics of Music(PHYSICS 198 Dr Anatoli...

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